The women's heptathlon event at the 2000 World Junior Championships in Athletics was held in Santiago, Chile, at Estadio Nacional Julio Martínez Prádanos on 20 and 21 October.
| Gold | Carolina Klüft | |
| Silver | Lidiya Bashlykova | |
| Bronze | Sanna Saarman |
20/21 October
| Rank | Name | Nationality | 100m H | HJ | SP | 200m | LJ | JT | 800m | Points | Notes | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| align=left | align=left | | 13.92 (w: 0.6 m/s) | 1.80 | 13.27 | 24.61 (w: -0.6 m/s) | 6.08 | 42.00 | 2:18.77 | 6056 | ||||
| align=left | align=left | | 14.49 (w: 0.6 m/s) | 1.74 | 13.92 | 24.70 (w: -0.6 m/s) | 6.18 | 40.71 | 2:22.08 | 5898 | ||||
| align=left | align=left | | 13.79 (w: 0.6 m/s) | 1.71 | 12.49 | 25.58 (w: -0.6 m/s) | 5.93 | 40.92 | 2:22.40 | 5707 | ||||
| 4 | align=left | align=left |  | 14.63 (w: 0.6 m/s) | 1.71 | 13.99 | 26.46 (w: -0.6 m/s) | 5.41 | 54.15 | 2:24.30 | 5689 | |||
| 5 | align=left | align=left |  | 14.02 (w: -0.9 m/s) | 1.77 | 11.57 | 24.73 (w: -0.2 m/s) | 5.85 | 37.40 | 2:21.34 | 5688 | |||
| 6 | align=left | align=left | | 14.89 (w: 0.6 m/s) | 1.74 | 11.82 | 25.40 (w: -0.6 m/s) | 6.05 | 40.10 | 2:22.32 | 5584 | |||
| 7 | align=left | align=left | 14.49 (w: -0.9 m/s) | 1.77 | 11.04 | 25.14 (w: -0.2 m/s) | 5.70 | 31.81 | 2:23.42 | 5371 | ||||
| 8 | align=left | align=left |  | 14.45 (w: -0.9 m/s) | 1.71 | 11.33 | 26.35 (w: -0.2 m/s) | 5.76 | 43.18 | 2:30.92 | 5353 | |||
| 9 | align=left | align=left |  | 14.51 (w: 0.4 m/s) | 1.65 | 10.11 | 25.01 (w: -1.5 m/s) | 6.12 | 35.05 | 2:26.11 | 5327 | |||
| 10 | align=left | align=left | 14.51 (w: 0.6 m/s) | 1.65 | 13.20 | 25.85 (w: -0.6 m/s) | 5.60 | 39.62 | 2:32.44 | 5305 | ||||
| 11 | align=left | align=left | 14.34 (w: -0.9 m/s) | 1.68 | 10.11 | 25.49 (w: -0.2 m/s) | 5.69 | 32.82 | 2:17.84 | 5279 | ||||
| 12 | align=left | align=left | 15.34 (w: -0.9 m/s) | 1.68 | 12.73 | 26.63 (w: -0.2 m/s) | 5.28 | 41.17 | 2:20.07 | 5229 | ||||
| 13 | align=left | align=left |  | 14.78 (w: 0.4 m/s) | 1.71 | 11.44 | 25.85 (w: -1.5 m/s) | 5.67 | 36.31 | 2:30.27 | 5208 | |||
| 14 | align=left | align=left |  | 14.94 (w: 0.4 m/s) | 1.68 | 11.33 | 26.95 (w: -1.5 m/s) | 5.57 | 41.52 | 2:31.47 | 5104 | |||
| 15 | align=left | align=left | | 14.78 (w: 0.4 m/s) | 1.62 | 11.32 | 25.26 (w: -1.5 m/s) | 5.75 | 34.14 | 2:34.10 | 5080 | |||
| 16 | align=left | align=left | 15.43 (w: 0.4 m/s) | 1.65 | 12.37 | 26.11 (w: -1.5 m/s) | 5.18 | 37.41 | 2:21.90 | 5080 | ||||
| 17 | align=left | align=left |  | 14.57 (w: -0.9 m/s) | 1.62 | 10.85 | 25.71 (w: -0.2 m/s) | 5.53 | 31.37 | 2:26.03 | 5021 | |||
| 18 | align=left | align=left |  | 14.94 (w: 0.4 m/s) | 1.68 | 9.35 | 27.34 (w: -1.5 m/s) | 5.17 | 39.23 | 2:44.73 | 4630 | |||
| 19 | align=left | align=left |  | 15.57 (w: 0.4 m/s) | 1.56 | 10.50 | 26.46 (w: -1.5 m/s) | 5.07 | 28.23 | 2:49.57 | 4265 | |||
| align=left | align=left |  | 14.77 (w: 0.6 m/s) | DNF | DNS | DNS | DNS | DNS | DNS | DNF |
According to an unofficial count, 20 athletes from 17 countries participated in the event.